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1、20171228ResearchonOptimizationofurbandistributionpathunderlowcarbonenvironmentADissertationSubmittedfortheDegreeofMasterCandidateYangLiuSupervisorProf.ZhangZhiyongSouthChinaUniversityofTechnologyGuangzhou,ChinaF252.310561201521035803/2017122820183153M
2、ATLABCO2IAbstractAlongwithourcountrytoacceleratethepaceoftheurbanization,thescaleofthecityisexpandingquickly,thecity'seconomyisdevelopingrapidlyandthenumberofthepopulationhasincreasedrapidly,whichhasbroughtthedemandofurbandistributionincreasedrapidly;
3、andwiththerapiddevelopmentofe-commerce,onlineshoppingfrequencyismoreandmorehigh,andthecirculationareaofexpressdistribution,coldchaintransport,largetransportappliancesalsorisesubstantiallyinthedemandofdistribution.However,theincreaseinurbandistribution
4、demandwillbringalargeamountoftransportationvehicles,whichwillaggravatethecongestionofurbantrafficsystem,andleadtoalargeamountofcarbonemissions.Underthebackgroundthatthewholesocietypaysattentiontolowcarbonenvironmentalprotection,thelowcarbonizationofth
5、eurbandistributionindustryisimperative.Thisthesisisfocusontheproblemofcarbondioxideemissionreductioninurbandistribution,onthebasisoflowcarbonpolicyathomeandabroad,thedistributioncharacteristicsofthemaincategoryofurbandistributionindustryaretakenasthep
6、ointcuttooptimizethecitydistributionpathforfreshcoldchain,expresspackageandlargehouseholdappliances,thushelpingtoexploretheimpactoflowcarbonpolicyonurbandistributionpathplanning.Firstofall,onthebaseofanalyzingthedistributioncharacteristicsofthemaincat
7、egoryofurbandistribution,themainproductsofurbandistributionaredividedintothreecategories:freshcoldchain,expresspackageandlargehouseholdappliances,thushelpingtoanalyzethedistributioncharacteristicsofthem;then,analyzethefactorsoftrafficspeedandtheinflue
8、nceofvehiclefuelquantityandpassabletimeperiodofdistributionbasedoncityroadsections,andprovideatheoreticalbasisforthecalculationofamountoffuelintheprocessofurbandistribution;then,accordingtothedistributioncharacteristicsofthethreecategories,ana
